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CADR Ratings Explained: How to Choose the Right Size Air Purifier in Canada (2026 Guide)

When shopping for an air purifier in Canada, you’ll often see “CADR” listed in the product specs. But what does it actually mean — and why does it matter? CADR, short for Clean Air Delivery Rate, measures how effectively an air purifier can filter smoke, pollen, and dust from the air. Choosing the right CADR … Read more

Where to Buy Replacement Air Purifier Filters in Canada (Levoit, Coway, Blueair, etc): 2026 Guide

An air purifier is only as good as its filter. If you live in Canada — especially in wildfire-prone provinces like BC and Alberta — replacing your filters on time is crucial for keeping indoor air safe. But many Canadian shoppers ask: Where can I buy authentic replacement filters? How much do they cost in … Read more

Provincial Air Quality & Air Purifier Advice (BC/ON/AB/QC): When to Turn It On

Air quality varies widely across Canada, from wildfire smoke in BC and Alberta, to urban smog in Ontario, and wood smoke in Quebec. Knowing when to turn on your air purifier — and which models actually help — can make a big difference for your health. This guide breaks down provincial air quality challenges according … Read more

Are Air Purifiers a Waste of Money?

Are Air Purifiers a Waste of Money

Most advertisements about air purifiers are catchy. Advertisers paint an attractive picture of how units can change your life and make you feel better by giving you every good review you want for a product. But are air purifiers a waste of money? While most of the reviews are good, air purifiers can significantly improve … Read more

How Do Air Purifiers Measure Air Quality?

How Do Air Purifiers Measure Air Quality - Alen Air Purifier Air Quality Monitoring

Air purifiers improve air by removing pollutants and ventilating indoor spaces. Some air purifiers are equipped to detect air quality—the sensors in such purifiers measure and report air quality in your home. But the most common question is: how do air purifiers measure air quality? An air purifier constantly monitors and reports air quality to … Read more

What is PM10 in Air Pollution?

What is PM10 in Air Pollution - PM10 in Air Quality

Besides gaseous air contaminants in your home, there are other suspended pollutant particles. The particles can either be fluid or solid-state with divergent diameters and compositions. The floating particles are best referred to as particulate matter (PM). So what is PM10 in air pollution? We categorize the particles by their sizes. PMx defines the particle … Read more

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